Finding the Fourth Proportional to 167,599.49, 251,257.77 and 72,758.12
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Solution
The fourth proportional to 167,599.49, 251,257.77 and 72,758.12 is: 109,075.76
Step by Step Solution
- Step 1: Write the proportion equation
167,599.49 : 251,257.77 = 72,758.12 : x - Step 2: Convert to fraction form
167,599.49/251,257.77 = 72,758.12/x - Step 3: Cross multiply
167,599.49x = 251,257.77 × 72,758.12 - Step 4: Simplify right side
167,599.49x = 18,281,041,724.30 - Step 5: Solve for x
x = 18,281,041,724.30/167,599.49 - Step 6: Final answer
x = 109,075.76
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.